488194631 has 2 divisors, whose sum is σ = 488194632. Its totient is φ = 488194630.

The previous prime is 488194621. The next prime is 488194633. The reversal of 488194631 is 136491884.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 488194631 - 2¹⁴ = 488178247 is a prime.

It is a super-2 number, since 2×488194631² = 476667995474452322, which contains 22 as substring.

Together with 488194633, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (488194633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 244097315 + 244097316.

It is an arithmetic number, because the mean of its divisors is an integer number (244097316).

Almost surely, 2^488194631 is an apocalyptic number.

488194631 is a deficient number, since it is larger than the sum of its proper divisors (1).

488194631 is an equidigital number, since it uses as much as digits as its factorization.

488194631 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 165888, while the sum is 44.

The square root of 488194631 is about 22095.1268609166. The cubic root of 488194631 is about 787.4040899740.

The spelling of 488194631 in words is "four hundred eighty-eight million, one hundred ninety-four thousand, six hundred thirty-one".